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data_source_ibm_is_bare_metal_server_initialization.go
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data_source_ibm_is_bare_metal_server_initialization.go
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// Copyright IBM Corp. 2017, 2021 All Rights Reserved.
// Licensed under the Mozilla Public License v2.0
package vpc
import (
"context"
"crypto/rand"
"crypto/rsa"
"crypto/x509"
"encoding/base64"
"encoding/pem"
"fmt"
"github.com/IBM-Cloud/terraform-provider-ibm/ibm/conns"
"github.com/IBM-Cloud/terraform-provider-ibm/ibm/flex"
"github.com/IBM/vpc-go-sdk/vpcv1"
"github.com/ScaleFT/sshkeys"
"github.com/hashicorp/terraform-plugin-sdk/v2/diag"
"github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema"
)
const (
isBareMetalServerImageName = "image_name"
isBareMetalServerUserAccountUserName = "username"
isBareMetalServerUserAccountEncryptionKey = "encryption_key"
isBareMetalServerUserAccountEncPwd = "encrypted_password"
isBareMetalServerUserAccountPassword = "password"
isBareMetalServerPEM = "private_key"
isBareMetalServerPassphrase = "passphrase"
isBareMetalServerUserAccountResourceType = "resource_type"
)
func DataSourceIBMIsBareMetalServerInitialization() *schema.Resource {
return &schema.Resource{
ReadContext: dataSourceIBMISBareMetalServerInitializationRead,
Schema: map[string]*schema.Schema{
isBareMetalServerID: {
Type: schema.TypeString,
Required: true,
Description: "The bare metal server identifier",
},
isBareMetalServerPEM: {
Type: schema.TypeString,
Optional: true,
Sensitive: true,
Description: "Bare Metal Server Private Key file",
},
isBareMetalServerPassphrase: {
Type: schema.TypeString,
Optional: true,
Sensitive: true,
Description: "Passphrase for Bare Metal Server Private Key file",
},
isBareMetalServerImage: {
Type: schema.TypeString,
Computed: true,
Description: "The unique identifier of the image the bare metal server was provisioned from",
},
isBareMetalServerImageName: {
Type: schema.TypeString,
Computed: true,
Description: "The user-defined or system-provided name for the image the bare metal server was provisioned from",
},
isBareMetalServerUserAccounts: {
Type: schema.TypeList,
Computed: true,
Description: "The user accounts that are created at initialization. There can be multiple account types distinguished by the resource_type attribute.",
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
isBareMetalServerUserAccountUserName: {
Type: schema.TypeString,
Computed: true,
Description: "The username for the account created at initialization",
},
isBareMetalServerUserAccountEncryptionKey: {
Type: schema.TypeString,
Computed: true,
Description: "The CRN for the encryption key",
},
isBareMetalServerUserAccountEncPwd: {
Type: schema.TypeString,
Computed: true,
Sensitive: true,
Description: "The password at initialization, encrypted using encryption_key, and returned base64-encoded",
},
isBareMetalServerUserAccountPassword: {
Type: schema.TypeString,
Computed: true,
Sensitive: true,
Description: "The password at initialization, encrypted using encryption_key, and returned base64-encoded",
},
isBareMetalServerUserAccountResourceType: {
Type: schema.TypeString,
Computed: true,
Description: "The type of resource referenced : [ host_user_account ]",
},
},
},
},
isBareMetalServerKeys: {
Type: schema.TypeSet,
Computed: true,
Elem: &schema.Schema{Type: schema.TypeString},
Set: schema.HashString,
Description: "SSH key Ids for the bare metal server",
},
},
}
}
func dataSourceIBMISBareMetalServerInitializationRead(context context.Context, d *schema.ResourceData, meta interface{}) diag.Diagnostics {
bareMetalServerID := d.Get(isBareMetalServerID).(string)
sess, err := meta.(conns.ClientSession).VpcV1API()
if err != nil {
return diag.FromErr(err)
}
options := &vpcv1.GetBareMetalServerInitializationOptions{
ID: &bareMetalServerID,
}
initialization, response, err := sess.GetBareMetalServerInitializationWithContext(context, options)
if err != nil || initialization == nil {
return diag.FromErr(fmt.Errorf("[ERROR] Error getting Bare Metal Server (%s) initialization : %s\n%s", bareMetalServerID, err, response))
}
d.SetId(bareMetalServerID)
if initialization.Image != nil {
d.Set(isBareMetalServerImage, initialization.Image.ID)
d.Set(isBareMetalServerImageName, initialization.Image.Name)
}
var keys []string
keys = make([]string, 0)
if initialization.Keys != nil {
for _, key := range initialization.Keys {
keys = append(keys, *key.ID)
}
}
d.Set(isBareMetalServerKeys, flex.NewStringSet(schema.HashString, keys))
accList := make([]map[string]interface{}, 0)
if initialization.UserAccounts != nil {
for _, accIntf := range initialization.UserAccounts {
acc := accIntf.(*vpcv1.BareMetalServerInitializationUserAccount)
currAccount := map[string]interface{}{
isBareMetalServerUserAccountUserName: *acc.Username,
}
currAccount[isBareMetalServerUserAccountResourceType] = *acc.ResourceType
currAccount[isBareMetalServerUserAccountEncryptionKey] = *acc.EncryptionKey.CRN
encPassword := base64.StdEncoding.EncodeToString(*acc.EncryptedPassword)
currAccount[isBareMetalServerUserAccountEncPwd] = encPassword
var rsaKey *rsa.PrivateKey
if privatekey, ok := d.GetOk(isBareMetalServerPEM); ok {
keyFlag := privatekey.(string)
keybytes := []byte(keyFlag)
if keyFlag != "" {
block, err := pem.Decode(keybytes)
if block == nil {
return diag.FromErr(fmt.Errorf("[ERROR] Failed to load the private key from the given key contents. Instead of the key file path, please make sure the private key is pem format"))
}
isEncrypted := false
switch block.Type {
case "RSA PRIVATE KEY":
isEncrypted = x509.IsEncryptedPEMBlock(block)
case "OPENSSH PRIVATE KEY":
var err error
isEncrypted, err = isOpenSSHPrivKeyEncrypted(block.Bytes)
if err != nil {
return diag.FromErr(fmt.Errorf("[ERROR] Failed to check if the provided open ssh key is encrypted or not %s", err))
}
default:
return diag.FromErr(fmt.Errorf("[ERROR] PEM and OpenSSH private key formats with RSA key type are supported, can not support this key file type: %s", err))
}
passphrase := ""
var privateKey interface{}
if isEncrypted {
if pass, ok := d.GetOk(isBareMetalServerPassphrase); ok {
passphrase = pass.(string)
} else {
return diag.FromErr(fmt.Errorf("[ERROR] Mandatory field 'passphrase' not provided"))
}
var err error
privateKey, err = sshkeys.ParseEncryptedRawPrivateKey(keybytes, []byte(passphrase))
if err != nil {
return diag.FromErr(fmt.Errorf("[ERROR] Fail to decrypting the private key: %s", err))
}
} else {
var err error
privateKey, err = sshkeys.ParseEncryptedRawPrivateKey(keybytes, nil)
if err != nil {
return diag.FromErr(fmt.Errorf("[ERROR] Fail to decrypting the private key: %s", err))
}
}
var ok bool
rsaKey, ok = privateKey.(*rsa.PrivateKey)
if !ok {
return diag.FromErr(fmt.Errorf("[ERROR] Failed to convert to RSA private key"))
}
}
}
if acc.EncryptedPassword != nil {
ciphertext := *acc.EncryptedPassword
password := base64.StdEncoding.EncodeToString(ciphertext)
if rsaKey != nil {
rng := rand.Reader
clearPassword, err := rsa.DecryptPKCS1v15(rng, rsaKey, ciphertext)
if err != nil {
return diag.FromErr(fmt.Errorf("[ERROR] Can not decrypt the password with the given key, %s", err))
}
password = string(clearPassword)
}
currAccount[isBareMetalServerUserAccountPassword] = password
}
accList = append(accList, currAccount)
}
d.Set(isBareMetalServerUserAccounts, accList)
}
return nil
}